21988955512

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{683}}^1\times {\mathrm{9209}}^1$

素因数の和:9940

約数の個数: 64

約数和(自身を含む): 45357408000

約数和(自身を除く): 23368452488

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 683, 874, 1366, 1748, 2732, 3496, 5464, 9209, 12977, 15709, 18418, 25954, 31418, 36836, 51908, 62836, 73672, 103816, 125672, 174971, 211807, 298471, 349942, 423614, 596942, 699884, 847228, 1193884, 1399768, 1694456, 2387768, 4024333, 6289747, 8048666, 12579494, 16097332, 25158988, 32194664, 50317976, 119505193, 144664181, 239010386, 289328362, 478020772, 578656724, 956041544, 1157313448, 2748619439, 5497238878, 10994477756, 21988955512]

約数ペア:

[(1, 21988955512), (2, 10994477756), (4, 5497238878), (8, 2748619439), (19, 1157313448), (23, 956041544), (38, 578656724), (46, 478020772), (76, 289328362), (92, 239010386), (152, 144664181), (184, 119505193), (437, 50317976), (683, 32194664), (874, 25158988), (1366, 16097332), (1748, 12579494), (2732, 8048666), (3496, 6289747), (5464, 4024333), (9209, 2387768), (12977, 1694456), (15709, 1399768), (18418, 1193884), (25954, 847228), (31418, 699884), (36836, 596942), (51908, 423614), (62836, 349942), (73672, 298471), (103816, 211807), (125672, 174971)]