19207375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 26694720

約数和(自身を除く): 7487345

約数列:

[1, 5, 11, 25, 55, 61, 125, 229, 275, 305, 671, 1145, 1375, 1525, 2519, 3355, 5725, 7625, 12595, 13969, 16775, 28625, 62975, 69845, 83875, 153659, 314875, 349225, 768295, 1746125, 3841475, 19207375]

約数ペア:

[(1, 19207375), (5, 3841475), (11, 1746125), (25, 768295), (55, 349225), (61, 314875), (125, 153659), (229, 83875), (275, 69845), (305, 62975), (671, 28625), (1145, 16775), (1375, 13969), (1525, 12595), (2519, 7625), (3355, 5725)]