207976964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1163}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 415222080

約数和(自身を除く): 207245116

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 181, 247, 362, 494, 724, 988, 1163, 2326, 2353, 3439, 4652, 4706, 6878, 9412, 13756, 15119, 22097, 30238, 44194, 44707, 60476, 88388, 89414, 178828, 210503, 287261, 421006, 574522, 842012, 1149044, 2736539, 3999557, 5473078, 7999114, 10946156, 15998228, 51994241, 103988482, 207976964]

約数ペア:

[(1, 207976964), (2, 103988482), (4, 51994241), (13, 15998228), (19, 10946156), (26, 7999114), (38, 5473078), (52, 3999557), (76, 2736539), (181, 1149044), (247, 842012), (362, 574522), (494, 421006), (724, 287261), (988, 210503), (1163, 178828), (2326, 89414), (2353, 88388), (3439, 60476), (4652, 44707), (4706, 44194), (6878, 30238), (9412, 22097), (13756, 15119)]