17897724

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{229}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 49227360

約数和(自身を除く): 31329636

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 167, 229, 234, 334, 458, 468, 501, 668, 687, 916, 1002, 1374, 1503, 2004, 2061, 2171, 2748, 2977, 3006, 4122, 4342, 5954, 6012, 6513, 8244, 8684, 8931, 11908, 13026, 17862, 19539, 26052, 26793, 35724, 38243, 39078, 53586, 76486, 78156, 107172, 114729, 152972, 229458, 344187, 458916, 497159, 688374, 994318, 1376748, 1491477, 1988636, 2982954, 4474431, 5965908, 8948862, 17897724]

約数ペア:

[(1, 17897724), (2, 8948862), (3, 5965908), (4, 4474431), (6, 2982954), (9, 1988636), (12, 1491477), (13, 1376748), (18, 994318), (26, 688374), (36, 497159), (39, 458916), (52, 344187), (78, 229458), (117, 152972), (156, 114729), (167, 107172), (229, 78156), (234, 76486), (334, 53586), (458, 39078), (468, 38243), (501, 35724), (668, 26793), (687, 26052), (916, 19539), (1002, 17862), (1374, 13026), (1503, 11908), (2004, 8931), (2061, 8684), (2171, 8244), (2748, 6513), (2977, 6012), (3006, 5954), (4122, 4342)]