19437930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6967}}^1$

素因数の和:7011

約数の個数: 48

約数和(自身を含む): 52176384

約数和(自身を除く): 32738454

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 6967, 13934, 20901, 34835, 41802, 62703, 69670, 104505, 125406, 209010, 215977, 313515, 431954, 627030, 647931, 1079885, 1295862, 1943793, 2159770, 3239655, 3887586, 6479310, 9718965, 19437930]

約数ペア:

[(1, 19437930), (2, 9718965), (3, 6479310), (5, 3887586), (6, 3239655), (9, 2159770), (10, 1943793), (15, 1295862), (18, 1079885), (30, 647931), (31, 627030), (45, 431954), (62, 313515), (90, 215977), (93, 209010), (155, 125406), (186, 104505), (279, 69670), (310, 62703), (465, 41802), (558, 34835), (930, 20901), (1395, 13934), (2790, 6967)]