20876638512

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{738421}}^1$

素因数の和:738482

約数の個数: 80

約数和(自身を含む): 58601169920

約数和(自身を除く): 37724531408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 38, 48, 57, 62, 76, 93, 114, 124, 152, 186, 228, 248, 304, 372, 456, 496, 589, 744, 912, 1178, 1488, 1767, 2356, 3534, 4712, 7068, 9424, 14136, 28272, 738421, 1476842, 2215263, 2953684, 4430526, 5907368, 8861052, 11814736, 14029999, 17722104, 22891051, 28059998, 35444208, 42089997, 45782102, 56119996, 68673153, 84179994, 91564204, 112239992, 137346306, 168359988, 183128408, 224479984, 274692612, 336719976, 366256816, 434929969, 549385224, 673439952, 869859938, 1098770448, 1304789907, 1739719876, 2609579814, 3479439752, 5219159628, 6958879504, 10438319256, 20876638512]

約数ペア:

[(1, 20876638512), (2, 10438319256), (3, 6958879504), (4, 5219159628), (6, 3479439752), (8, 2609579814), (12, 1739719876), (16, 1304789907), (19, 1098770448), (24, 869859938), (31, 673439952), (38, 549385224), (48, 434929969), (57, 366256816), (62, 336719976), (76, 274692612), (93, 224479984), (114, 183128408), (124, 168359988), (152, 137346306), (186, 112239992), (228, 91564204), (248, 84179994), (304, 68673153), (372, 56119996), (456, 45782102), (496, 42089997), (589, 35444208), (744, 28059998), (912, 22891051), (1178, 17722104), (1488, 14029999), (1767, 11814736), (2356, 8861052), (3534, 5907368), (4712, 4430526), (7068, 2953684), (9424, 2215263), (14136, 1476842), (28272, 738421)]