19431750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1993}}^1$

素因数の和:2026

約数の個数: 64

約数和(自身を含む): 52258752

約数和(自身を除く): 32827002

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1625, 1950, 1993, 3250, 3986, 4875, 5979, 9750, 9965, 11958, 19930, 25909, 29895, 49825, 51818, 59790, 77727, 99650, 129545, 149475, 155454, 249125, 259090, 298950, 388635, 498250, 647725, 747375, 777270, 1295450, 1494750, 1943175, 3238625, 3886350, 6477250, 9715875, 19431750]

約数ペア:

[(1, 19431750), (2, 9715875), (3, 6477250), (5, 3886350), (6, 3238625), (10, 1943175), (13, 1494750), (15, 1295450), (25, 777270), (26, 747375), (30, 647725), (39, 498250), (50, 388635), (65, 298950), (75, 259090), (78, 249125), (125, 155454), (130, 149475), (150, 129545), (195, 99650), (250, 77727), (325, 59790), (375, 51818), (390, 49825), (650, 29895), (750, 25909), (975, 19930), (1625, 11958), (1950, 9965), (1993, 9750), (3250, 5979), (3986, 4875)]