19640490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{34457}}^1$

素因数の和:34486

約数の個数: 32

約数和(自身を含む): 49619520

約数和(自身を除く): 29979030

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 34457, 68914, 103371, 172285, 206742, 344570, 516855, 654683, 1033710, 1309366, 1964049, 3273415, 3928098, 6546830, 9820245, 19640490]

約数ペア:

[(1, 19640490), (2, 9820245), (3, 6546830), (5, 3928098), (6, 3273415), (10, 1964049), (15, 1309366), (19, 1033710), (30, 654683), (38, 516855), (57, 344570), (95, 206742), (114, 172285), (190, 103371), (285, 68914), (570, 34457)]