20237925536

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{823}}^1\times {\mathrm{2659}}^1$

素因数の和:3526

約数の個数: 72

約数和(自身を含む): 42392377440

約数和(自身を除く): 22154451904

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 289, 544, 578, 823, 1156, 1646, 2312, 2659, 3292, 4624, 5318, 6584, 9248, 10636, 13168, 13991, 21272, 26336, 27982, 42544, 45203, 55964, 85088, 90406, 111928, 180812, 223856, 237847, 361624, 447712, 475694, 723248, 768451, 951388, 1446496, 1536902, 1902776, 2188357, 3073804, 3805552, 4376714, 6147608, 7611104, 8753428, 12295216, 17506856, 24590432, 35013712, 37202069, 70027424, 74404138, 148808276, 297616552, 595233104, 632435173, 1190466208, 1264870346, 2529740692, 5059481384, 10118962768, 20237925536]

約数ペア:

[(1, 20237925536), (2, 10118962768), (4, 5059481384), (8, 2529740692), (16, 1264870346), (17, 1190466208), (32, 632435173), (34, 595233104), (68, 297616552), (136, 148808276), (272, 74404138), (289, 70027424), (544, 37202069), (578, 35013712), (823, 24590432), (1156, 17506856), (1646, 12295216), (2312, 8753428), (2659, 7611104), (3292, 6147608), (4624, 4376714), (5318, 3805552), (6584, 3073804), (9248, 2188357), (10636, 1902776), (13168, 1536902), (13991, 1446496), (21272, 951388), (26336, 768451), (27982, 723248), (42544, 475694), (45203, 447712), (55964, 361624), (85088, 237847), (90406, 223856), (111928, 180812)]