8398038

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 19918080

約数和(自身を除く): 11520042

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 37, 38, 57, 66, 74, 111, 114, 181, 209, 222, 362, 407, 418, 543, 627, 703, 814, 1086, 1221, 1254, 1406, 1991, 2109, 2442, 3439, 3982, 4218, 5973, 6697, 6878, 7733, 10317, 11946, 13394, 15466, 20091, 20634, 23199, 37829, 40182, 46398, 73667, 75658, 113487, 127243, 147334, 221001, 226974, 254486, 381729, 442002, 763458, 1399673, 2799346, 4199019, 8398038]

約数ペア:

[(1, 8398038), (2, 4199019), (3, 2799346), (6, 1399673), (11, 763458), (19, 442002), (22, 381729), (33, 254486), (37, 226974), (38, 221001), (57, 147334), (66, 127243), (74, 113487), (111, 75658), (114, 73667), (181, 46398), (209, 40182), (222, 37829), (362, 23199), (407, 20634), (418, 20091), (543, 15466), (627, 13394), (703, 11946), (814, 10317), (1086, 7733), (1221, 6878), (1254, 6697), (1406, 5973), (1991, 4218), (2109, 3982), (2442, 3439)]