19766175

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:153

約数の個数: 96

約数和(自身を含む): 40830720

約数和(自身を除く): 21064545

約数列:

[1, 3, 5, 11, 13, 15, 19, 25, 33, 39, 55, 57, 65, 75, 95, 97, 143, 165, 195, 209, 247, 275, 285, 291, 325, 429, 475, 485, 627, 715, 741, 825, 975, 1045, 1067, 1235, 1261, 1425, 1455, 1843, 2145, 2425, 2717, 3135, 3201, 3575, 3705, 3783, 5225, 5335, 5529, 6175, 6305, 7275, 8151, 9215, 10725, 13585, 13871, 15675, 16005, 18525, 18915, 20273, 23959, 26675, 27645, 31525, 40755, 41613, 46075, 60819, 67925, 69355, 71877, 80025, 94575, 101365, 119795, 138225, 203775, 208065, 263549, 304095, 346775, 359385, 506825, 598975, 790647, 1040325, 1317745, 1520475, 1796925, 3953235, 6588725, 19766175]

約数ペア:

[(1, 19766175), (3, 6588725), (5, 3953235), (11, 1796925), (13, 1520475), (15, 1317745), (19, 1040325), (25, 790647), (33, 598975), (39, 506825), (55, 359385), (57, 346775), (65, 304095), (75, 263549), (95, 208065), (97, 203775), (143, 138225), (165, 119795), (195, 101365), (209, 94575), (247, 80025), (275, 71877), (285, 69355), (291, 67925), (325, 60819), (429, 46075), (475, 41613), (485, 40755), (627, 31525), (715, 27645), (741, 26675), (825, 23959), (975, 20273), (1045, 18915), (1067, 18525), (1235, 16005), (1261, 15675), (1425, 13871), (1455, 13585), (1843, 10725), (2145, 9215), (2425, 8151), (2717, 7275), (3135, 6305), (3201, 6175), (3575, 5529), (3705, 5335), (3783, 5225)]