18825930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7213}}^1$

素因数の和:7255

約数の個数: 48

約数和(自身を含む): 50642280

約数和(自身を除く): 31816350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 7213, 14426, 21639, 36065, 43278, 64917, 72130, 108195, 129834, 209177, 216390, 324585, 418354, 627531, 649170, 1045885, 1255062, 1882593, 2091770, 3137655, 3765186, 6275310, 9412965, 18825930]

約数ペア:

[(1, 18825930), (2, 9412965), (3, 6275310), (5, 3765186), (6, 3137655), (9, 2091770), (10, 1882593), (15, 1255062), (18, 1045885), (29, 649170), (30, 627531), (45, 418354), (58, 324585), (87, 216390), (90, 209177), (145, 129834), (174, 108195), (261, 72130), (290, 64917), (435, 43278), (522, 36065), (870, 21639), (1305, 14426), (2610, 7213)]