20170771668

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{241}}^1\times {\mathrm{38113}}^1$

素因数の和:38425

約数の個数: 72

約数和(自身を含む): 52039483496

約数和(自身を除く): 31868711828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 241, 244, 366, 482, 549, 723, 732, 964, 1098, 1446, 2169, 2196, 2892, 4338, 8676, 14701, 29402, 38113, 44103, 58804, 76226, 88206, 114339, 132309, 152452, 176412, 228678, 264618, 343017, 457356, 529236, 686034, 1372068, 2324893, 4649786, 6974679, 9185233, 9299572, 13949358, 18370466, 20924037, 27555699, 27898716, 36740932, 41848074, 55111398, 82667097, 83696148, 110222796, 165334194, 330668388, 560299213, 1120598426, 1680897639, 2241196852, 3361795278, 5042692917, 6723590556, 10085385834, 20170771668]

約数ペア:

[(1, 20170771668), (2, 10085385834), (3, 6723590556), (4, 5042692917), (6, 3361795278), (9, 2241196852), (12, 1680897639), (18, 1120598426), (36, 560299213), (61, 330668388), (122, 165334194), (183, 110222796), (241, 83696148), (244, 82667097), (366, 55111398), (482, 41848074), (549, 36740932), (723, 27898716), (732, 27555699), (964, 20924037), (1098, 18370466), (1446, 13949358), (2169, 9299572), (2196, 9185233), (2892, 6974679), (4338, 4649786), (8676, 2324893), (14701, 1372068), (29402, 686034), (38113, 529236), (44103, 457356), (58804, 343017), (76226, 264618), (88206, 228678), (114339, 176412), (132309, 152452)]