19771488

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{79}}^2$

素因数の和:185

約数の個数: 108

約数和(自身を含む): 62122788

約数和(自身を除く): 42351300

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 79, 88, 96, 99, 132, 144, 158, 176, 198, 237, 264, 288, 316, 352, 396, 474, 528, 632, 711, 792, 869, 948, 1056, 1264, 1422, 1584, 1738, 1896, 2528, 2607, 2844, 3168, 3476, 3792, 5214, 5688, 6241, 6952, 7584, 7821, 10428, 11376, 12482, 13904, 15642, 18723, 20856, 22752, 24964, 27808, 31284, 37446, 41712, 49928, 56169, 62568, 68651, 74892, 83424, 99856, 112338, 125136, 137302, 149784, 199712, 205953, 224676, 250272, 274604, 299568, 411906, 449352, 549208, 599136, 617859, 823812, 898704, 1098416, 1235718, 1647624, 1797408, 2196832, 2471436, 3295248, 4942872, 6590496, 9885744, 19771488]

約数ペア:

[(1, 19771488), (2, 9885744), (3, 6590496), (4, 4942872), (6, 3295248), (8, 2471436), (9, 2196832), (11, 1797408), (12, 1647624), (16, 1235718), (18, 1098416), (22, 898704), (24, 823812), (32, 617859), (33, 599136), (36, 549208), (44, 449352), (48, 411906), (66, 299568), (72, 274604), (79, 250272), (88, 224676), (96, 205953), (99, 199712), (132, 149784), (144, 137302), (158, 125136), (176, 112338), (198, 99856), (237, 83424), (264, 74892), (288, 68651), (316, 62568), (352, 56169), (396, 49928), (474, 41712), (528, 37446), (632, 31284), (711, 27808), (792, 24964), (869, 22752), (948, 20856), (1056, 18723), (1264, 15642), (1422, 13904), (1584, 12482), (1738, 11376), (1896, 10428), (2528, 7821), (2607, 7584), (2844, 6952), (3168, 6241), (3476, 5688), (3792, 5214)]