18735292

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{853}}^1$

素因数の和:910

約数の個数: 36

約数和(自身を含む): 36704920

約数和(自身を除く): 17969628

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 289, 323, 578, 646, 853, 1156, 1292, 1706, 3412, 5491, 10982, 14501, 16207, 21964, 29002, 32414, 58004, 64828, 246517, 275519, 493034, 551038, 986068, 1102076, 4683823, 9367646, 18735292]

約数ペア:

[(1, 18735292), (2, 9367646), (4, 4683823), (17, 1102076), (19, 986068), (34, 551038), (38, 493034), (68, 275519), (76, 246517), (289, 64828), (323, 58004), (578, 32414), (646, 29002), (853, 21964), (1156, 16207), (1292, 14501), (1706, 10982), (3412, 5491)]