20321154

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 54587520

約数和(自身を除く): 34266366

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 53, 63, 102, 106, 119, 126, 153, 159, 179, 238, 306, 318, 357, 358, 371, 477, 537, 714, 742, 901, 954, 1071, 1074, 1113, 1253, 1611, 1802, 2142, 2226, 2506, 2703, 3043, 3222, 3339, 3759, 5406, 6086, 6307, 6678, 7518, 8109, 9129, 9487, 11277, 12614, 16218, 18258, 18921, 18974, 21301, 22554, 27387, 28461, 37842, 42602, 54774, 56763, 56922, 63903, 66409, 85383, 113526, 127806, 132818, 161279, 170766, 191709, 199227, 322558, 383418, 398454, 483837, 597681, 967674, 1128953, 1195362, 1451511, 2257906, 2903022, 3386859, 6773718, 10160577, 20321154]

約数ペア:

[(1, 20321154), (2, 10160577), (3, 6773718), (6, 3386859), (7, 2903022), (9, 2257906), (14, 1451511), (17, 1195362), (18, 1128953), (21, 967674), (34, 597681), (42, 483837), (51, 398454), (53, 383418), (63, 322558), (102, 199227), (106, 191709), (119, 170766), (126, 161279), (153, 132818), (159, 127806), (179, 113526), (238, 85383), (306, 66409), (318, 63903), (357, 56922), (358, 56763), (371, 54774), (477, 42602), (537, 37842), (714, 28461), (742, 27387), (901, 22554), (954, 21301), (1071, 18974), (1074, 18921), (1113, 18258), (1253, 16218), (1611, 12614), (1802, 11277), (2142, 9487), (2226, 9129), (2506, 8109), (2703, 7518), (3043, 6678), (3222, 6307), (3339, 6086), (3759, 5406)]