19005090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48731}}^1$

素因数の和:48754

約数の個数: 32

約数和(自身を含む): 49121856

約数和(自身を除く): 30116766

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 48731, 97462, 146193, 243655, 292386, 487310, 633503, 730965, 1267006, 1461930, 1900509, 3167515, 3801018, 6335030, 9502545, 19005090]

約数ペア:

[(1, 19005090), (2, 9502545), (3, 6335030), (5, 3801018), (6, 3167515), (10, 1900509), (13, 1461930), (15, 1267006), (26, 730965), (30, 633503), (39, 487310), (65, 292386), (78, 243655), (130, 146193), (195, 97462), (390, 48731)]