19354270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6473}}^1$

素因数の和:6516

約数の個数: 32

約数和(自身を含む): 39154752

約数和(自身を除く): 19800482

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 6473, 12946, 32365, 64730, 84149, 148879, 168298, 297758, 420745, 744395, 841490, 1488790, 1935427, 3870854, 9677135, 19354270]

約数ペア:

[(1, 19354270), (2, 9677135), (5, 3870854), (10, 1935427), (13, 1488790), (23, 841490), (26, 744395), (46, 420745), (65, 297758), (115, 168298), (130, 148879), (230, 84149), (299, 64730), (598, 32365), (1495, 12946), (2990, 6473)]