19679712

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{1213}}^1$

素因数の和:1252

約数の個数: 72

約数和(自身を含む): 55984824

約数和(自身を除く): 36305112

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 169, 208, 312, 338, 416, 507, 624, 676, 1014, 1213, 1248, 1352, 2028, 2426, 2704, 3639, 4056, 4852, 5408, 7278, 8112, 9704, 14556, 15769, 16224, 19408, 29112, 31538, 38816, 47307, 58224, 63076, 94614, 116448, 126152, 189228, 204997, 252304, 378456, 409994, 504608, 614991, 756912, 819988, 1229982, 1513824, 1639976, 2459964, 3279952, 4919928, 6559904, 9839856, 19679712]

約数ペア:

[(1, 19679712), (2, 9839856), (3, 6559904), (4, 4919928), (6, 3279952), (8, 2459964), (12, 1639976), (13, 1513824), (16, 1229982), (24, 819988), (26, 756912), (32, 614991), (39, 504608), (48, 409994), (52, 378456), (78, 252304), (96, 204997), (104, 189228), (156, 126152), (169, 116448), (208, 94614), (312, 63076), (338, 58224), (416, 47307), (507, 38816), (624, 31538), (676, 29112), (1014, 19408), (1213, 16224), (1248, 15769), (1352, 14556), (2028, 9704), (2426, 8112), (2704, 7278), (3639, 5408), (4056, 4852)]