19873170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:480

約数の個数: 96

約数和(自身を含む): 56609280

約数和(自身を除く): 36736110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 31, 34, 45, 51, 62, 85, 90, 93, 102, 153, 155, 170, 186, 255, 279, 306, 310, 419, 465, 510, 527, 558, 765, 838, 930, 1054, 1257, 1395, 1530, 1581, 2095, 2514, 2635, 2790, 3162, 3771, 4190, 4743, 5270, 6285, 7123, 7542, 7905, 9486, 12570, 12989, 14246, 15810, 18855, 21369, 23715, 25978, 35615, 37710, 38967, 42738, 47430, 64107, 64945, 71230, 77934, 106845, 116901, 128214, 129890, 194835, 213690, 220813, 233802, 320535, 389670, 441626, 584505, 641070, 662439, 1104065, 1169010, 1324878, 1987317, 2208130, 3312195, 3974634, 6624390, 9936585, 19873170]

約数ペア:

[(1, 19873170), (2, 9936585), (3, 6624390), (5, 3974634), (6, 3312195), (9, 2208130), (10, 1987317), (15, 1324878), (17, 1169010), (18, 1104065), (30, 662439), (31, 641070), (34, 584505), (45, 441626), (51, 389670), (62, 320535), (85, 233802), (90, 220813), (93, 213690), (102, 194835), (153, 129890), (155, 128214), (170, 116901), (186, 106845), (255, 77934), (279, 71230), (306, 64945), (310, 64107), (419, 47430), (465, 42738), (510, 38967), (527, 37710), (558, 35615), (765, 25978), (838, 23715), (930, 21369), (1054, 18855), (1257, 15810), (1395, 14246), (1530, 12989), (1581, 12570), (2095, 9486), (2514, 7905), (2635, 7542), (2790, 7123), (3162, 6285), (3771, 5270), (4190, 4743)]