20787192

素因数分解:

$2^3\times 3^5\times {\mathrm{17}}^2\times {\mathrm{37}}^1$

素因数の和:92

約数の個数: 144

約数和(自身を含む): 63696360

約数和(自身を除く): 42909168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 37, 51, 54, 68, 72, 74, 81, 102, 108, 111, 136, 148, 153, 162, 204, 216, 222, 243, 289, 296, 306, 324, 333, 408, 444, 459, 486, 578, 612, 629, 648, 666, 867, 888, 918, 972, 999, 1156, 1224, 1258, 1332, 1377, 1734, 1836, 1887, 1944, 1998, 2312, 2516, 2601, 2664, 2754, 2997, 3468, 3672, 3774, 3996, 4131, 5032, 5202, 5508, 5661, 5994, 6936, 7548, 7803, 7992, 8262, 8991, 10404, 10693, 11016, 11322, 11988, 15096, 15606, 16524, 16983, 17982, 20808, 21386, 22644, 23409, 23976, 31212, 32079, 33048, 33966, 35964, 42772, 45288, 46818, 50949, 62424, 64158, 67932, 70227, 71928, 85544, 93636, 96237, 101898, 128316, 135864, 140454, 152847, 187272, 192474, 203796, 256632, 280908, 288711, 305694, 384948, 407592, 561816, 577422, 611388, 769896, 866133, 1154844, 1222776, 1732266, 2309688, 2598399, 3464532, 5196798, 6929064, 10393596, 20787192]

約数ペア:

[(1, 20787192), (2, 10393596), (3, 6929064), (4, 5196798), (6, 3464532), (8, 2598399), (9, 2309688), (12, 1732266), (17, 1222776), (18, 1154844), (24, 866133), (27, 769896), (34, 611388), (36, 577422), (37, 561816), (51, 407592), (54, 384948), (68, 305694), (72, 288711), (74, 280908), (81, 256632), (102, 203796), (108, 192474), (111, 187272), (136, 152847), (148, 140454), (153, 135864), (162, 128316), (204, 101898), (216, 96237), (222, 93636), (243, 85544), (289, 71928), (296, 70227), (306, 67932), (324, 64158), (333, 62424), (408, 50949), (444, 46818), (459, 45288), (486, 42772), (578, 35964), (612, 33966), (629, 33048), (648, 32079), (666, 31212), (867, 23976), (888, 23409), (918, 22644), (972, 21386), (999, 20808), (1156, 17982), (1224, 16983), (1258, 16524), (1332, 15606), (1377, 15096), (1734, 11988), (1836, 11322), (1887, 11016), (1944, 10693), (1998, 10404), (2312, 8991), (2516, 8262), (2601, 7992), (2664, 7803), (2754, 7548), (2997, 6936), (3468, 5994), (3672, 5661), (3774, 5508), (3996, 5202), (4131, 5032)]