12205856

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:134

約数の個数: 72

約数和(自身を含む): 27162324

約数和(自身を除く): 14956468

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 61, 74, 104, 122, 148, 169, 208, 244, 296, 338, 416, 481, 488, 592, 676, 793, 962, 976, 1184, 1352, 1586, 1924, 1952, 2257, 2704, 3172, 3848, 4514, 5408, 6253, 6344, 7696, 9028, 10309, 12506, 12688, 15392, 18056, 20618, 25012, 25376, 29341, 36112, 41236, 50024, 58682, 72224, 82472, 100048, 117364, 164944, 200096, 234728, 329888, 381433, 469456, 762866, 938912, 1525732, 3051464, 6102928, 12205856]

約数ペア:

[(1, 12205856), (2, 6102928), (4, 3051464), (8, 1525732), (13, 938912), (16, 762866), (26, 469456), (32, 381433), (37, 329888), (52, 234728), (61, 200096), (74, 164944), (104, 117364), (122, 100048), (148, 82472), (169, 72224), (208, 58682), (244, 50024), (296, 41236), (338, 36112), (416, 29341), (481, 25376), (488, 25012), (592, 20618), (676, 18056), (793, 15392), (962, 12688), (976, 12506), (1184, 10309), (1352, 9028), (1586, 7696), (1924, 6344), (1952, 6253), (2257, 5408), (2704, 4514), (3172, 3848)]