18409824

素因数分解:

$2^5\times 3^2\times {\mathrm{97}}^1\times {\mathrm{659}}^1$

素因数の和:772

約数の個数: 72

約数和(自身を含む): 52972920

約数和(自身を除く): 34563096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 97, 144, 194, 288, 291, 388, 582, 659, 776, 873, 1164, 1318, 1552, 1746, 1977, 2328, 2636, 3104, 3492, 3954, 4656, 5272, 5931, 6984, 7908, 9312, 10544, 11862, 13968, 15816, 21088, 23724, 27936, 31632, 47448, 63264, 63923, 94896, 127846, 189792, 191769, 255692, 383538, 511384, 575307, 767076, 1022768, 1150614, 1534152, 2045536, 2301228, 3068304, 4602456, 6136608, 9204912, 18409824]

約数ペア:

[(1, 18409824), (2, 9204912), (3, 6136608), (4, 4602456), (6, 3068304), (8, 2301228), (9, 2045536), (12, 1534152), (16, 1150614), (18, 1022768), (24, 767076), (32, 575307), (36, 511384), (48, 383538), (72, 255692), (96, 191769), (97, 189792), (144, 127846), (194, 94896), (288, 63923), (291, 63264), (388, 47448), (582, 31632), (659, 27936), (776, 23724), (873, 21088), (1164, 15816), (1318, 13968), (1552, 11862), (1746, 10544), (1977, 9312), (2328, 7908), (2636, 6984), (3104, 5931), (3492, 5272), (3954, 4656)]