1947663616

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1783}}^1$

素因数の和:2067

約数の個数: 72

約数和(自身を含む): 4135126464

約数和(自身を除く): 2187462848

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 251, 256, 272, 502, 544, 1004, 1088, 1783, 2008, 2176, 3566, 4016, 4267, 4352, 7132, 8032, 8534, 14264, 16064, 17068, 28528, 30311, 32128, 34136, 57056, 60622, 64256, 68272, 114112, 121244, 136544, 228224, 242488, 273088, 447533, 456448, 484976, 546176, 895066, 969952, 1092352, 1790132, 1939904, 3580264, 3879808, 7160528, 7608061, 7759616, 14321056, 15216122, 28642112, 30432244, 57284224, 60864488, 114568448, 121728976, 243457952, 486915904, 973831808, 1947663616]

約数ペア:

[(1, 1947663616), (2, 973831808), (4, 486915904), (8, 243457952), (16, 121728976), (17, 114568448), (32, 60864488), (34, 57284224), (64, 30432244), (68, 28642112), (128, 15216122), (136, 14321056), (251, 7759616), (256, 7608061), (272, 7160528), (502, 3879808), (544, 3580264), (1004, 1939904), (1088, 1790132), (1783, 1092352), (2008, 969952), (2176, 895066), (3566, 546176), (4016, 484976), (4267, 456448), (4352, 447533), (7132, 273088), (8032, 242488), (8534, 228224), (14264, 136544), (16064, 121244), (17068, 114112), (28528, 68272), (30311, 64256), (32128, 60622), (34136, 57056)]