19387494

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1019}}^1$

素因数の和:1185

約数の個数: 48

約数和(自身を含む): 48372480

約数和(自身を除く): 28984986

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 151, 302, 453, 906, 1019, 1057, 1359, 2038, 2114, 2718, 3057, 3171, 6114, 6342, 7133, 9171, 9513, 14266, 18342, 19026, 21399, 42798, 64197, 128394, 153869, 307738, 461607, 923214, 1077083, 1384821, 2154166, 2769642, 3231249, 6462498, 9693747, 19387494]

約数ペア:

[(1, 19387494), (2, 9693747), (3, 6462498), (6, 3231249), (7, 2769642), (9, 2154166), (14, 1384821), (18, 1077083), (21, 923214), (42, 461607), (63, 307738), (126, 153869), (151, 128394), (302, 64197), (453, 42798), (906, 21399), (1019, 19026), (1057, 18342), (1359, 14266), (2038, 9513), (2114, 9171), (2718, 7133), (3057, 6342), (3171, 6114)]