19411250

素因数分解:

$2^1\times 5^4\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:368

約数の個数: 40

約数和(自身を含む): 37197468

約数和(自身を除く): 17786218

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 125, 250, 265, 293, 530, 586, 625, 1250, 1325, 1465, 2650, 2930, 6625, 7325, 13250, 14650, 15529, 31058, 33125, 36625, 66250, 73250, 77645, 155290, 183125, 366250, 388225, 776450, 1941125, 3882250, 9705625, 19411250]

約数ペア:

[(1, 19411250), (2, 9705625), (5, 3882250), (10, 1941125), (25, 776450), (50, 388225), (53, 366250), (106, 183125), (125, 155290), (250, 77645), (265, 73250), (293, 66250), (530, 36625), (586, 33125), (625, 31058), (1250, 15529), (1325, 14650), (1465, 13250), (2650, 7325), (2930, 6625)]