19894434

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2617}}^1$

素因数の和:2810

約数の個数: 32

約数和(自身を含む): 45741696

約数和(自身を除く): 25847262

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 181, 362, 543, 1086, 1267, 2534, 2617, 3801, 5234, 7602, 7851, 15702, 18319, 36638, 54957, 109914, 473677, 947354, 1421031, 2842062, 3315739, 6631478, 9947217, 19894434]

約数ペア:

[(1, 19894434), (2, 9947217), (3, 6631478), (6, 3315739), (7, 2842062), (14, 1421031), (21, 947354), (42, 473677), (181, 109914), (362, 54957), (543, 36638), (1086, 18319), (1267, 15702), (2534, 7851), (2617, 7602), (3801, 5234)]