1898977164

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{1153}}^1\times {\mathrm{2801}}^1$

素因数の和:3975

約数の個数: 72

約数和(自身を含む): 5160678768

約数和(自身を除く): 3261701604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 1153, 2306, 2801, 3459, 4612, 5602, 6918, 8071, 8403, 11204, 13836, 16142, 16806, 19607, 24213, 32284, 33612, 39214, 48426, 56497, 58821, 78428, 96852, 112994, 117642, 137249, 169491, 225988, 235284, 274498, 338982, 411747, 548996, 677964, 823494, 1646988, 3229553, 6459106, 9688659, 12918212, 19377318, 22606871, 38754636, 45213742, 67820613, 90427484, 135641226, 158248097, 271282452, 316496194, 474744291, 632992388, 949488582, 1898977164]

約数ペア:

[(1, 1898977164), (2, 949488582), (3, 632992388), (4, 474744291), (6, 316496194), (7, 271282452), (12, 158248097), (14, 135641226), (21, 90427484), (28, 67820613), (42, 45213742), (49, 38754636), (84, 22606871), (98, 19377318), (147, 12918212), (196, 9688659), (294, 6459106), (588, 3229553), (1153, 1646988), (2306, 823494), (2801, 677964), (3459, 548996), (4612, 411747), (5602, 338982), (6918, 274498), (8071, 235284), (8403, 225988), (11204, 169491), (13836, 137249), (16142, 117642), (16806, 112994), (19607, 96852), (24213, 78428), (32284, 58821), (33612, 56497), (39214, 48426)]