20161664788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{659}}^1\times {\mathrm{6823}}^1$

素因数の和:7564

約数の個数: 48

約数和(自身を含む): 37832256000

約数和(自身を除く): 17670591212

約数列:

[1, 2, 4, 19, 38, 59, 76, 118, 236, 659, 1121, 1318, 2242, 2636, 4484, 6823, 12521, 13646, 25042, 27292, 38881, 50084, 77762, 129637, 155524, 259274, 402557, 518548, 738739, 805114, 1477478, 1610228, 2954956, 4496357, 7648583, 8992714, 15297166, 17985428, 30594332, 85430783, 170861566, 265285063, 341723132, 530570126, 1061140252, 5040416197, 10080832394, 20161664788]

約数ペア:

[(1, 20161664788), (2, 10080832394), (4, 5040416197), (19, 1061140252), (38, 530570126), (59, 341723132), (76, 265285063), (118, 170861566), (236, 85430783), (659, 30594332), (1121, 17985428), (1318, 15297166), (2242, 8992714), (2636, 7648583), (4484, 4496357), (6823, 2954956), (12521, 1610228), (13646, 1477478), (25042, 805114), (27292, 738739), (38881, 518548), (50084, 402557), (77762, 259274), (129637, 155524)]