19615728

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{383}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 55996416

約数和(自身を除く): 36380688

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 97, 132, 176, 194, 264, 291, 383, 388, 528, 582, 766, 776, 1067, 1149, 1164, 1532, 1552, 2134, 2298, 2328, 3064, 3201, 4213, 4268, 4596, 4656, 6128, 6402, 8426, 8536, 9192, 12639, 12804, 16852, 17072, 18384, 25278, 25608, 33704, 37151, 50556, 51216, 67408, 74302, 101112, 111453, 148604, 202224, 222906, 297208, 408661, 445812, 594416, 817322, 891624, 1225983, 1634644, 1783248, 2451966, 3269288, 4903932, 6538576, 9807864, 19615728]

約数ペア:

[(1, 19615728), (2, 9807864), (3, 6538576), (4, 4903932), (6, 3269288), (8, 2451966), (11, 1783248), (12, 1634644), (16, 1225983), (22, 891624), (24, 817322), (33, 594416), (44, 445812), (48, 408661), (66, 297208), (88, 222906), (97, 202224), (132, 148604), (176, 111453), (194, 101112), (264, 74302), (291, 67408), (383, 51216), (388, 50556), (528, 37151), (582, 33704), (766, 25608), (776, 25278), (1067, 18384), (1149, 17072), (1164, 16852), (1532, 12804), (1552, 12639), (2134, 9192), (2298, 8536), (2328, 8426), (3064, 6402), (3201, 6128), (4213, 4656), (4268, 4596)]