20901636

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1$

素因数の和:99

約数の個数: 162

約数和(自身を含む): 66881178

約数和(自身を除く): 45979542

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 41, 42, 49, 51, 63, 68, 82, 84, 98, 102, 119, 123, 126, 147, 153, 164, 196, 204, 238, 246, 252, 287, 289, 294, 306, 357, 369, 441, 476, 492, 574, 578, 588, 612, 697, 714, 738, 833, 861, 867, 882, 1071, 1148, 1156, 1394, 1428, 1476, 1666, 1722, 1734, 1764, 2009, 2023, 2091, 2142, 2499, 2583, 2601, 2788, 3332, 3444, 3468, 4018, 4046, 4182, 4284, 4879, 4998, 5166, 5202, 6027, 6069, 6273, 7497, 8036, 8092, 8364, 9758, 9996, 10332, 10404, 11849, 12054, 12138, 12546, 14161, 14637, 14994, 18081, 18207, 19516, 23698, 24108, 24276, 25092, 28322, 29274, 29988, 34153, 35547, 36162, 36414, 42483, 43911, 47396, 56644, 58548, 68306, 71094, 72324, 72828, 82943, 84966, 87822, 102459, 106641, 127449, 136612, 142188, 165886, 169932, 175644, 204918, 213282, 248829, 254898, 307377, 331772, 409836, 426564, 497658, 509796, 580601, 614754, 746487, 995316, 1161202, 1229508, 1492974, 1741803, 2322404, 2985948, 3483606, 5225409, 6967212, 10450818, 20901636]

約数ペア:

[(1, 20901636), (2, 10450818), (3, 6967212), (4, 5225409), (6, 3483606), (7, 2985948), (9, 2322404), (12, 1741803), (14, 1492974), (17, 1229508), (18, 1161202), (21, 995316), (28, 746487), (34, 614754), (36, 580601), (41, 509796), (42, 497658), (49, 426564), (51, 409836), (63, 331772), (68, 307377), (82, 254898), (84, 248829), (98, 213282), (102, 204918), (119, 175644), (123, 169932), (126, 165886), (147, 142188), (153, 136612), (164, 127449), (196, 106641), (204, 102459), (238, 87822), (246, 84966), (252, 82943), (287, 72828), (289, 72324), (294, 71094), (306, 68306), (357, 58548), (369, 56644), (441, 47396), (476, 43911), (492, 42483), (574, 36414), (578, 36162), (588, 35547), (612, 34153), (697, 29988), (714, 29274), (738, 28322), (833, 25092), (861, 24276), (867, 24108), (882, 23698), (1071, 19516), (1148, 18207), (1156, 18081), (1394, 14994), (1428, 14637), (1476, 14161), (1666, 12546), (1722, 12138), (1734, 12054), (1764, 11849), (2009, 10404), (2023, 10332), (2091, 9996), (2142, 9758), (2499, 8364), (2583, 8092), (2601, 8036), (2788, 7497), (3332, 6273), (3444, 6069), (3468, 6027), (4018, 5202), (4046, 5166), (4182, 4998), (4284, 4879)]