19859850

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 56067840

約数和(自身を除く): 36207990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 47, 50, 54, 75, 90, 94, 135, 141, 150, 225, 235, 270, 282, 313, 423, 450, 470, 626, 675, 705, 846, 939, 1175, 1269, 1350, 1410, 1565, 1878, 2115, 2350, 2538, 2817, 3130, 3525, 4230, 4695, 5634, 6345, 7050, 7825, 8451, 9390, 10575, 12690, 14085, 14711, 15650, 16902, 21150, 23475, 28170, 29422, 31725, 42255, 44133, 46950, 63450, 70425, 73555, 84510, 88266, 132399, 140850, 147110, 211275, 220665, 264798, 367775, 397197, 422550, 441330, 661995, 735550, 794394, 1103325, 1323990, 1985985, 2206650, 3309975, 3971970, 6619950, 9929925, 19859850]

約数ペア:

[(1, 19859850), (2, 9929925), (3, 6619950), (5, 3971970), (6, 3309975), (9, 2206650), (10, 1985985), (15, 1323990), (18, 1103325), (25, 794394), (27, 735550), (30, 661995), (45, 441330), (47, 422550), (50, 397197), (54, 367775), (75, 264798), (90, 220665), (94, 211275), (135, 147110), (141, 140850), (150, 132399), (225, 88266), (235, 84510), (270, 73555), (282, 70425), (313, 63450), (423, 46950), (450, 44133), (470, 42255), (626, 31725), (675, 29422), (705, 28170), (846, 23475), (939, 21150), (1175, 16902), (1269, 15650), (1350, 14711), (1410, 14085), (1565, 12690), (1878, 10575), (2115, 9390), (2350, 8451), (2538, 7825), (2817, 7050), (3130, 6345), (3525, 5634), (4230, 4695)]