19228664

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{433}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 45205440

約数和(自身を除く): 25976776

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 61, 91, 104, 122, 182, 244, 364, 427, 433, 488, 728, 793, 854, 866, 1586, 1708, 1732, 3031, 3172, 3416, 3464, 5551, 5629, 6062, 6344, 11102, 11258, 12124, 22204, 22516, 24248, 26413, 39403, 44408, 45032, 52826, 78806, 105652, 157612, 184891, 211304, 315224, 343369, 369782, 686738, 739564, 1373476, 1479128, 2403583, 2746952, 4807166, 9614332, 19228664]

約数ペア:

[(1, 19228664), (2, 9614332), (4, 4807166), (7, 2746952), (8, 2403583), (13, 1479128), (14, 1373476), (26, 739564), (28, 686738), (52, 369782), (56, 343369), (61, 315224), (91, 211304), (104, 184891), (122, 157612), (182, 105652), (244, 78806), (364, 52826), (427, 45032), (433, 44408), (488, 39403), (728, 26413), (793, 24248), (854, 22516), (866, 22204), (1586, 12124), (1708, 11258), (1732, 11102), (3031, 6344), (3172, 6062), (3416, 5629), (3464, 5551)]