19840492

素因数分解:

$2^2\times 7^3\times {\mathrm{14461}}^1$

素因数の和:14486

約数の個数: 24

約数和(自身を含む): 40493600

約数和(自身を除く): 20653108

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 14461, 28922, 57844, 101227, 202454, 404908, 708589, 1417178, 2834356, 4960123, 9920246, 19840492]

約数ペア:

[(1, 19840492), (2, 9920246), (4, 4960123), (7, 2834356), (14, 1417178), (28, 708589), (49, 404908), (98, 202454), (196, 101227), (343, 57844), (686, 28922), (1372, 14461)]