18805176

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 58094400

約数和(自身を除く): 39289224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 37, 39, 52, 54, 72, 74, 78, 104, 108, 111, 117, 148, 156, 181, 216, 222, 234, 296, 312, 333, 351, 362, 444, 468, 481, 543, 666, 702, 724, 888, 936, 962, 999, 1086, 1332, 1404, 1443, 1448, 1629, 1924, 1998, 2172, 2353, 2664, 2808, 2886, 3258, 3848, 3996, 4329, 4344, 4706, 4887, 5772, 6516, 6697, 7059, 7992, 8658, 9412, 9774, 11544, 12987, 13032, 13394, 14118, 17316, 18824, 19548, 20091, 21177, 25974, 26788, 28236, 34632, 39096, 40182, 42354, 51948, 53576, 56472, 60273, 63531, 80364, 84708, 87061, 103896, 120546, 127062, 160728, 169416, 174122, 180819, 241092, 254124, 261183, 348244, 361638, 482184, 508248, 522366, 696488, 723276, 783549, 1044732, 1446552, 1567098, 2089464, 2350647, 3134196, 4701294, 6268392, 9402588, 18805176]

約数ペア:

[(1, 18805176), (2, 9402588), (3, 6268392), (4, 4701294), (6, 3134196), (8, 2350647), (9, 2089464), (12, 1567098), (13, 1446552), (18, 1044732), (24, 783549), (26, 723276), (27, 696488), (36, 522366), (37, 508248), (39, 482184), (52, 361638), (54, 348244), (72, 261183), (74, 254124), (78, 241092), (104, 180819), (108, 174122), (111, 169416), (117, 160728), (148, 127062), (156, 120546), (181, 103896), (216, 87061), (222, 84708), (234, 80364), (296, 63531), (312, 60273), (333, 56472), (351, 53576), (362, 51948), (444, 42354), (468, 40182), (481, 39096), (543, 34632), (666, 28236), (702, 26788), (724, 25974), (888, 21177), (936, 20091), (962, 19548), (999, 18824), (1086, 17316), (1332, 14118), (1404, 13394), (1443, 13032), (1448, 12987), (1629, 11544), (1924, 9774), (1998, 9412), (2172, 8658), (2353, 7992), (2664, 7059), (2808, 6697), (2886, 6516), (3258, 5772), (3848, 4887), (3996, 4706), (4329, 4344)]