20161618980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7814581}}^1$

素因数の和:7814636

約数の個数: 48

約数和(自身を含む): 57765390144

約数和(自身を除く): 37603771164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 7814581, 15629162, 23443743, 31258324, 39072905, 46887486, 78145810, 93774972, 117218715, 156291620, 234437430, 336026983, 468874860, 672053966, 1008080949, 1344107932, 1680134915, 2016161898, 3360269830, 4032323796, 5040404745, 6720539660, 10080809490, 20161618980]

約数ペア:

[(1, 20161618980), (2, 10080809490), (3, 6720539660), (4, 5040404745), (5, 4032323796), (6, 3360269830), (10, 2016161898), (12, 1680134915), (15, 1344107932), (20, 1008080949), (30, 672053966), (43, 468874860), (60, 336026983), (86, 234437430), (129, 156291620), (172, 117218715), (215, 93774972), (258, 78145810), (430, 46887486), (516, 39072905), (645, 31258324), (860, 23443743), (1290, 15629162), (2580, 7814581)]