20852052

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{383}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 52684800

約数和(自身を除く): 31832748

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 349, 383, 698, 766, 1047, 1149, 1396, 1532, 2094, 2298, 4188, 4537, 4596, 4979, 9074, 9958, 13611, 14937, 18148, 19916, 27222, 29874, 54444, 59748, 133667, 267334, 401001, 534668, 802002, 1604004, 1737671, 3475342, 5213013, 6950684, 10426026, 20852052]

約数ペア:

[(1, 20852052), (2, 10426026), (3, 6950684), (4, 5213013), (6, 3475342), (12, 1737671), (13, 1604004), (26, 802002), (39, 534668), (52, 401001), (78, 267334), (156, 133667), (349, 59748), (383, 54444), (698, 29874), (766, 27222), (1047, 19916), (1149, 18148), (1396, 14937), (1532, 13611), (2094, 9958), (2298, 9074), (4188, 4979), (4537, 4596)]