19453145790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2657}}^1\times {\mathrm{18773}}^1$

素因数の和:21453

約数の個数: 64

約数和(自身を含む): 50300502336

約数和(自身を除く): 30847356546

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 2657, 5314, 7971, 13285, 15942, 18773, 26570, 34541, 37546, 39855, 56319, 69082, 79710, 93865, 103623, 112638, 172705, 187730, 207246, 244049, 281595, 345410, 488098, 518115, 563190, 732147, 1036230, 1220245, 1464294, 2440490, 3660735, 7321470, 49879861, 99759722, 149639583, 249399305, 299279166, 498798610, 648438193, 748197915, 1296876386, 1496395830, 1945314579, 3242190965, 3890629158, 6484381930, 9726572895, 19453145790]

約数ペア:

[(1, 19453145790), (2, 9726572895), (3, 6484381930), (5, 3890629158), (6, 3242190965), (10, 1945314579), (13, 1496395830), (15, 1296876386), (26, 748197915), (30, 648438193), (39, 498798610), (65, 299279166), (78, 249399305), (130, 149639583), (195, 99759722), (390, 49879861), (2657, 7321470), (5314, 3660735), (7971, 2440490), (13285, 1464294), (15942, 1220245), (18773, 1036230), (26570, 732147), (34541, 563190), (37546, 518115), (39855, 488098), (56319, 345410), (69082, 281595), (79710, 244049), (93865, 207246), (103623, 187730), (112638, 172705)]