19879944

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1621}}^1$

素因数の和:1710

約数の個数: 64

約数和(自身を含む): 57613440

約数和(自身を除く): 37733496

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 73, 84, 146, 168, 219, 292, 438, 511, 584, 876, 1022, 1533, 1621, 1752, 2044, 3066, 3242, 4088, 4863, 6132, 6484, 9726, 11347, 12264, 12968, 19452, 22694, 34041, 38904, 45388, 68082, 90776, 118333, 136164, 236666, 272328, 354999, 473332, 709998, 828331, 946664, 1419996, 1656662, 2484993, 2839992, 3313324, 4969986, 6626648, 9939972, 19879944]

約数ペア:

[(1, 19879944), (2, 9939972), (3, 6626648), (4, 4969986), (6, 3313324), (7, 2839992), (8, 2484993), (12, 1656662), (14, 1419996), (21, 946664), (24, 828331), (28, 709998), (42, 473332), (56, 354999), (73, 272328), (84, 236666), (146, 136164), (168, 118333), (219, 90776), (292, 68082), (438, 45388), (511, 38904), (584, 34041), (876, 22694), (1022, 19452), (1533, 12968), (1621, 12264), (1752, 11347), (2044, 9726), (3066, 6484), (3242, 6132), (4088, 4863)]