19958156946

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4061489}}^1$

素因数の和:4061520

約数の個数: 64

約数和(自身を含む): 54586425600

約数和(自身を除く): 34628268654

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 234, 273, 351, 378, 546, 702, 819, 1638, 2457, 4914, 4061489, 8122978, 12184467, 24368934, 28430423, 36553401, 52799357, 56860846, 73106802, 85291269, 105598714, 109660203, 158398071, 170582538, 219320406, 255873807, 316796142, 369595499, 475194213, 511747614, 739190998, 767621421, 950388426, 1108786497, 1425582639, 1535242842, 2217572994, 2851165278, 3326359491, 6652718982, 9979078473, 19958156946]

約数ペア:

[(1, 19958156946), (2, 9979078473), (3, 6652718982), (6, 3326359491), (7, 2851165278), (9, 2217572994), (13, 1535242842), (14, 1425582639), (18, 1108786497), (21, 950388426), (26, 767621421), (27, 739190998), (39, 511747614), (42, 475194213), (54, 369595499), (63, 316796142), (78, 255873807), (91, 219320406), (117, 170582538), (126, 158398071), (182, 109660203), (189, 105598714), (234, 85291269), (273, 73106802), (351, 56860846), (378, 52799357), (546, 36553401), (702, 28430423), (819, 24368934), (1638, 12184467), (2457, 8122978), (4914, 4061489)]