20803922012

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{367}}^1\times {\mathrm{1931}}^1$

素因数の和:2522

約数の個数: 48

約数和(自身を含む): 37624849920

約数和(自身を除く): 16820927908

約数列:

[1, 2, 4, 41, 82, 164, 179, 358, 367, 716, 734, 1468, 1931, 3862, 7339, 7724, 14678, 15047, 29356, 30094, 60188, 65693, 79171, 131386, 158342, 262772, 316684, 345649, 691298, 708677, 1382596, 1417354, 2693413, 2834708, 5386826, 10773652, 14171609, 28343218, 29055757, 56686436, 58111514, 116223028, 126853183, 253706366, 507412732, 5200980503, 10401961006, 20803922012]

約数ペア:

[(1, 20803922012), (2, 10401961006), (4, 5200980503), (41, 507412732), (82, 253706366), (164, 126853183), (179, 116223028), (358, 58111514), (367, 56686436), (716, 29055757), (734, 28343218), (1468, 14171609), (1931, 10773652), (3862, 5386826), (7339, 2834708), (7724, 2693413), (14678, 1417354), (15047, 1382596), (29356, 708677), (30094, 691298), (60188, 345649), (65693, 316684), (79171, 262772), (131386, 158342)]