19885446

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1697}}^1$

素因数の和:1746

約数の個数: 64

約数和(自身を含む): 52162560

約数和(自身を除く): 32277114

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 93, 126, 186, 189, 217, 279, 378, 434, 558, 651, 837, 1302, 1674, 1697, 1953, 3394, 3906, 5091, 5859, 10182, 11718, 11879, 15273, 23758, 30546, 35637, 45819, 52607, 71274, 91638, 105214, 106911, 157821, 213822, 315642, 320733, 368249, 473463, 641466, 736498, 946926, 1104747, 1420389, 2209494, 2840778, 3314241, 6628482, 9942723, 19885446]

約数ペア:

[(1, 19885446), (2, 9942723), (3, 6628482), (6, 3314241), (7, 2840778), (9, 2209494), (14, 1420389), (18, 1104747), (21, 946926), (27, 736498), (31, 641466), (42, 473463), (54, 368249), (62, 320733), (63, 315642), (93, 213822), (126, 157821), (186, 106911), (189, 105214), (217, 91638), (279, 71274), (378, 52607), (434, 45819), (558, 35637), (651, 30546), (837, 23758), (1302, 15273), (1674, 11879), (1697, 11718), (1953, 10182), (3394, 5859), (3906, 5091)]