19439550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3323}}^1$

素因数の和:3354

約数の個数: 72

約数和(自身を含む): 56262024

約数和(自身を除く): 36822474

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 3323, 5850, 6646, 9969, 16615, 19938, 29907, 33230, 43199, 49845, 59814, 83075, 86398, 99690, 129597, 149535, 166150, 215995, 249225, 259194, 299070, 388791, 431990, 498450, 647985, 747675, 777582, 1079975, 1295970, 1495350, 1943955, 2159950, 3239925, 3887910, 6479850, 9719775, 19439550]

約数ペア:

[(1, 19439550), (2, 9719775), (3, 6479850), (5, 3887910), (6, 3239925), (9, 2159950), (10, 1943955), (13, 1495350), (15, 1295970), (18, 1079975), (25, 777582), (26, 747675), (30, 647985), (39, 498450), (45, 431990), (50, 388791), (65, 299070), (75, 259194), (78, 249225), (90, 215995), (117, 166150), (130, 149535), (150, 129597), (195, 99690), (225, 86398), (234, 83075), (325, 59814), (390, 49845), (450, 43199), (585, 33230), (650, 29907), (975, 19938), (1170, 16615), (1950, 9969), (2925, 6646), (3323, 5850)]