15491308

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{787}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 33537280

約数和(自身を除く): 18045972

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 518, 532, 703, 787, 1036, 1406, 1574, 2812, 3148, 4921, 5509, 9842, 11018, 14953, 19684, 22036, 29119, 29906, 58238, 59812, 104671, 116476, 203833, 209342, 407666, 418684, 553261, 815332, 1106522, 2213044, 3872827, 7745654, 15491308]

約数ペア:

[(1, 15491308), (2, 7745654), (4, 3872827), (7, 2213044), (14, 1106522), (19, 815332), (28, 553261), (37, 418684), (38, 407666), (74, 209342), (76, 203833), (133, 116476), (148, 104671), (259, 59812), (266, 58238), (518, 29906), (532, 29119), (703, 22036), (787, 19684), (1036, 14953), (1406, 11018), (1574, 9842), (2812, 5509), (3148, 4921)]