72472004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{86689}}^1$

素因数の和:86723

約数の個数: 24

約数和(自身を含む): 145639200

約数和(自身を除く): 73167196

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 86689, 173378, 346756, 953579, 1647091, 1907158, 3294182, 3814316, 6588364, 18118001, 36236002, 72472004]

約数ペア:

[(1, 72472004), (2, 36236002), (4, 18118001), (11, 6588364), (19, 3814316), (22, 3294182), (38, 1907158), (44, 1647091), (76, 953579), (209, 346756), (418, 173378), (836, 86689)]