1997952372

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{74897}}^1$

素因数の和:74942

約数の個数: 96

約数和(自身を含む): 5872003200

約数和(自身を除く): 3874050828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 108, 114, 117, 156, 171, 228, 234, 247, 342, 351, 468, 494, 513, 684, 702, 741, 988, 1026, 1404, 1482, 2052, 2223, 2964, 4446, 6669, 8892, 13338, 26676, 74897, 149794, 224691, 299588, 449382, 674073, 898764, 973661, 1348146, 1423043, 1947322, 2022219, 2696292, 2846086, 2920983, 3894644, 4044438, 4269129, 5692172, 5841966, 8088876, 8538258, 8762949, 11683932, 12807387, 17076516, 17525898, 18499559, 25614774, 26288847, 35051796, 36999118, 38422161, 51229548, 52577694, 55498677, 73998236, 76844322, 105155388, 110997354, 153688644, 166496031, 221994708, 332992062, 499488093, 665984124, 998976186, 1997952372]

約数ペア:

[(1, 1997952372), (2, 998976186), (3, 665984124), (4, 499488093), (6, 332992062), (9, 221994708), (12, 166496031), (13, 153688644), (18, 110997354), (19, 105155388), (26, 76844322), (27, 73998236), (36, 55498677), (38, 52577694), (39, 51229548), (52, 38422161), (54, 36999118), (57, 35051796), (76, 26288847), (78, 25614774), (108, 18499559), (114, 17525898), (117, 17076516), (156, 12807387), (171, 11683932), (228, 8762949), (234, 8538258), (247, 8088876), (342, 5841966), (351, 5692172), (468, 4269129), (494, 4044438), (513, 3894644), (684, 2920983), (702, 2846086), (741, 2696292), (988, 2022219), (1026, 1947322), (1404, 1423043), (1482, 1348146), (2052, 973661), (2223, 898764), (2964, 674073), (4446, 449382), (6669, 299588), (8892, 224691), (13338, 149794), (26676, 74897)]