18883172

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1657}}^1$

素因数の和:1716

約数の個数: 48

約数和(自身を含む): 42338688

約数和(自身を除く): 23455516

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 148, 154, 259, 308, 407, 518, 814, 1036, 1628, 1657, 2849, 3314, 5698, 6628, 11396, 11599, 18227, 23198, 36454, 46396, 61309, 72908, 122618, 127589, 245236, 255178, 429163, 510356, 674399, 858326, 1348798, 1716652, 2697596, 4720793, 9441586, 18883172]

約数ペア:

[(1, 18883172), (2, 9441586), (4, 4720793), (7, 2697596), (11, 1716652), (14, 1348798), (22, 858326), (28, 674399), (37, 510356), (44, 429163), (74, 255178), (77, 245236), (148, 127589), (154, 122618), (259, 72908), (308, 61309), (407, 46396), (518, 36454), (814, 23198), (1036, 18227), (1628, 11599), (1657, 11396), (2849, 6628), (3314, 5698)]