20812284

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1097}}^1$

素因数の和:1155

約数の個数: 72

約数和(自身を含む): 57552768

約数和(自身を除く): 36740484

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 31, 34, 36, 51, 62, 68, 93, 102, 124, 153, 186, 204, 279, 306, 372, 527, 558, 612, 1054, 1097, 1116, 1581, 2108, 2194, 3162, 3291, 4388, 4743, 6324, 6582, 9486, 9873, 13164, 18649, 18972, 19746, 34007, 37298, 39492, 55947, 68014, 74596, 102021, 111894, 136028, 167841, 204042, 223788, 306063, 335682, 408084, 578119, 612126, 671364, 1156238, 1224252, 1734357, 2312476, 3468714, 5203071, 6937428, 10406142, 20812284]

約数ペア:

[(1, 20812284), (2, 10406142), (3, 6937428), (4, 5203071), (6, 3468714), (9, 2312476), (12, 1734357), (17, 1224252), (18, 1156238), (31, 671364), (34, 612126), (36, 578119), (51, 408084), (62, 335682), (68, 306063), (93, 223788), (102, 204042), (124, 167841), (153, 136028), (186, 111894), (204, 102021), (279, 74596), (306, 68014), (372, 55947), (527, 39492), (558, 37298), (612, 34007), (1054, 19746), (1097, 18972), (1116, 18649), (1581, 13164), (2108, 9873), (2194, 9486), (3162, 6582), (3291, 6324), (4388, 4743)]