17969808

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:472

約数の個数: 80

約数和(自身を含む): 49746816

約数和(自身を除く): 31777008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 41, 46, 48, 69, 82, 92, 123, 138, 164, 184, 246, 276, 328, 368, 397, 492, 552, 656, 794, 943, 984, 1104, 1191, 1588, 1886, 1968, 2382, 2829, 3176, 3772, 4764, 5658, 6352, 7544, 9131, 9528, 11316, 15088, 16277, 18262, 19056, 22632, 27393, 32554, 36524, 45264, 48831, 54786, 65108, 73048, 97662, 109572, 130216, 146096, 195324, 219144, 260432, 374371, 390648, 438288, 748742, 781296, 1123113, 1497484, 2246226, 2994968, 4492452, 5989936, 8984904, 17969808]

約数ペア:

[(1, 17969808), (2, 8984904), (3, 5989936), (4, 4492452), (6, 2994968), (8, 2246226), (12, 1497484), (16, 1123113), (23, 781296), (24, 748742), (41, 438288), (46, 390648), (48, 374371), (69, 260432), (82, 219144), (92, 195324), (123, 146096), (138, 130216), (164, 109572), (184, 97662), (246, 73048), (276, 65108), (328, 54786), (368, 48831), (397, 45264), (492, 36524), (552, 32554), (656, 27393), (794, 22632), (943, 19056), (984, 18262), (1104, 16277), (1191, 15088), (1588, 11316), (1886, 9528), (1968, 9131), (2382, 7544), (2829, 6352), (3176, 5658), (3772, 4764)]