18471908

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1637}}^1$

素因数の和:1692

約数の個数: 48

約数和(自身を含む): 41094144

約数和(自身を除く): 22622236

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 1637, 2821, 3274, 5642, 6548, 11284, 11459, 21281, 22918, 42562, 45836, 50747, 85124, 101494, 148967, 202988, 297934, 355229, 595868, 659711, 710458, 1319422, 1420916, 2638844, 4617977, 9235954, 18471908]

約数ペア:

[(1, 18471908), (2, 9235954), (4, 4617977), (7, 2638844), (13, 1420916), (14, 1319422), (26, 710458), (28, 659711), (31, 595868), (52, 355229), (62, 297934), (91, 202988), (124, 148967), (182, 101494), (217, 85124), (364, 50747), (403, 45836), (434, 42562), (806, 22918), (868, 21281), (1612, 11459), (1637, 11284), (2821, 6548), (3274, 5642)]