189503248

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:836

約数の個数: 80

約数和(自身を含む): 422830080

約数和(自身を除く): 233326832

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 47, 62, 88, 94, 124, 176, 188, 248, 341, 376, 496, 517, 682, 739, 752, 1034, 1364, 1457, 1478, 2068, 2728, 2914, 2956, 4136, 5456, 5828, 5912, 8129, 8272, 11656, 11824, 16027, 16258, 22909, 23312, 32054, 32516, 34733, 45818, 64108, 65032, 69466, 91636, 128216, 130064, 138932, 183272, 251999, 256432, 277864, 366544, 382063, 503998, 555728, 764126, 1007996, 1076723, 1528252, 2015992, 2153446, 3056504, 4031984, 4306892, 6113008, 8613784, 11843953, 17227568, 23687906, 47375812, 94751624, 189503248]

約数ペア:

[(1, 189503248), (2, 94751624), (4, 47375812), (8, 23687906), (11, 17227568), (16, 11843953), (22, 8613784), (31, 6113008), (44, 4306892), (47, 4031984), (62, 3056504), (88, 2153446), (94, 2015992), (124, 1528252), (176, 1076723), (188, 1007996), (248, 764126), (341, 555728), (376, 503998), (496, 382063), (517, 366544), (682, 277864), (739, 256432), (752, 251999), (1034, 183272), (1364, 138932), (1457, 130064), (1478, 128216), (2068, 91636), (2728, 69466), (2914, 65032), (2956, 64108), (4136, 45818), (5456, 34733), (5828, 32516), (5912, 32054), (8129, 23312), (8272, 22909), (11656, 16258), (11824, 16027)]