19932536

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 42294960

約数和(自身を除く): 22362424

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 169, 184, 299, 338, 598, 641, 676, 1196, 1282, 1352, 2392, 2564, 3887, 5128, 7774, 8333, 14743, 15548, 16666, 29486, 31096, 33332, 58972, 66664, 108329, 117944, 191659, 216658, 383318, 433316, 766636, 866632, 1533272, 2491567, 4983134, 9966268, 19932536]

約数ペア:

[(1, 19932536), (2, 9966268), (4, 4983134), (8, 2491567), (13, 1533272), (23, 866632), (26, 766636), (46, 433316), (52, 383318), (92, 216658), (104, 191659), (169, 117944), (184, 108329), (299, 66664), (338, 58972), (598, 33332), (641, 31096), (676, 29486), (1196, 16666), (1282, 15548), (1352, 14743), (2392, 8333), (2564, 7774), (3887, 5128)]