20803548195

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{10343}}^1$

素因数の和:10721

約数の個数: 64

約数和(自身を含む): 37893795840

約数和(自身を除く): 17090247645

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 317, 423, 705, 951, 1269, 1585, 2115, 2853, 4755, 6345, 8559, 10343, 14265, 14899, 31029, 42795, 44697, 51715, 74495, 93087, 134091, 155145, 223485, 279261, 402273, 465435, 486121, 670455, 1396305, 1458363, 2011365, 2430605, 3278731, 4375089, 7291815, 9836193, 13125267, 16393655, 21875445, 29508579, 49180965, 65626335, 88525737, 147542895, 154100357, 442628685, 462301071, 770501785, 1386903213, 2311505355, 4160709639, 6934516065, 20803548195]

約数ペア:

[(1, 20803548195), (3, 6934516065), (5, 4160709639), (9, 2311505355), (15, 1386903213), (27, 770501785), (45, 462301071), (47, 442628685), (135, 154100357), (141, 147542895), (235, 88525737), (317, 65626335), (423, 49180965), (705, 29508579), (951, 21875445), (1269, 16393655), (1585, 13125267), (2115, 9836193), (2853, 7291815), (4755, 4375089), (6345, 3278731), (8559, 2430605), (10343, 2011365), (14265, 1458363), (14899, 1396305), (31029, 670455), (42795, 486121), (44697, 465435), (51715, 402273), (74495, 279261), (93087, 223485), (134091, 155145)]