20804927572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{5051}}^1$

素因数の和:5477

約数の個数: 96

約数和(自身を含む): 45152755200

約数和(自身を除く): 24347827628

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 379, 418, 494, 572, 758, 836, 988, 1516, 2717, 4169, 4927, 5051, 5434, 7201, 8338, 9854, 10102, 10868, 14402, 16676, 19708, 20204, 28804, 54197, 55561, 65663, 79211, 93613, 95969, 108394, 111122, 131326, 158422, 187226, 191938, 216788, 222244, 262652, 316844, 374452, 383876, 722293, 1029743, 1055659, 1247597, 1444586, 1914329, 2059486, 2111318, 2495194, 2889172, 3828658, 4118972, 4222636, 4990388, 7657316, 13723567, 21057619, 24886277, 27447134, 36372251, 42115238, 49772554, 54894268, 72744502, 84230476, 99545108, 145489004, 273749047, 400094761, 472839263, 547498094, 800189522, 945678526, 1094996188, 1600379044, 1891357052, 5201231893, 10402463786, 20804927572]

約数ペア:

[(1, 20804927572), (2, 10402463786), (4, 5201231893), (11, 1891357052), (13, 1600379044), (19, 1094996188), (22, 945678526), (26, 800189522), (38, 547498094), (44, 472839263), (52, 400094761), (76, 273749047), (143, 145489004), (209, 99545108), (247, 84230476), (286, 72744502), (379, 54894268), (418, 49772554), (494, 42115238), (572, 36372251), (758, 27447134), (836, 24886277), (988, 21057619), (1516, 13723567), (2717, 7657316), (4169, 4990388), (4927, 4222636), (5051, 4118972), (5434, 3828658), (7201, 2889172), (8338, 2495194), (9854, 2111318), (10102, 2059486), (10868, 1914329), (14402, 1444586), (16676, 1247597), (19708, 1055659), (20204, 1029743), (28804, 722293), (54197, 383876), (55561, 374452), (65663, 316844), (79211, 262652), (93613, 222244), (95969, 216788), (108394, 191938), (111122, 187226), (131326, 158422)]