19117384

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{983}}^1$

素因数の和:1030

約数の個数: 64

約数和(自身を含む): 44634240

約数和(自身を除く): 25516856

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 187, 221, 286, 374, 442, 572, 748, 884, 983, 1144, 1496, 1768, 1966, 2431, 3932, 4862, 7864, 9724, 10813, 12779, 16711, 19448, 21626, 25558, 33422, 43252, 51116, 66844, 86504, 102232, 133688, 140569, 183821, 217243, 281138, 367642, 434486, 562276, 735284, 868972, 1124552, 1470568, 1737944, 2389673, 4779346, 9558692, 19117384]

約数ペア:

[(1, 19117384), (2, 9558692), (4, 4779346), (8, 2389673), (11, 1737944), (13, 1470568), (17, 1124552), (22, 868972), (26, 735284), (34, 562276), (44, 434486), (52, 367642), (68, 281138), (88, 217243), (104, 183821), (136, 140569), (143, 133688), (187, 102232), (221, 86504), (286, 66844), (374, 51116), (442, 43252), (572, 33422), (748, 25558), (884, 21626), (983, 19448), (1144, 16711), (1496, 12779), (1768, 10813), (1966, 9724), (2431, 7864), (3932, 4862)]