19229691719

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{523}}^1$

素因数の和:756

約数の個数: 64

約数和(自身を含む): 24223186944

約数和(自身を除く): 4993495225

約数列:

[1, 7, 23, 43, 47, 113, 161, 301, 329, 523, 791, 989, 1081, 2021, 2599, 3661, 4859, 5311, 6923, 7567, 12029, 14147, 18193, 22489, 24581, 34013, 37177, 46483, 59099, 84203, 111757, 122153, 157423, 172067, 228373, 325381, 413693, 517247, 565363, 782299, 855071, 1056983, 1359277, 1598611, 2541257, 2777653, 3620729, 3957541, 5252579, 7398881, 9514939, 17788799, 19443571, 24310609, 36768053, 58448911, 63886019, 119439079, 170174263, 409142377, 447202133, 836073553, 2747098817, 19229691719]

約数ペア:

[(1, 19229691719), (7, 2747098817), (23, 836073553), (43, 447202133), (47, 409142377), (113, 170174263), (161, 119439079), (301, 63886019), (329, 58448911), (523, 36768053), (791, 24310609), (989, 19443571), (1081, 17788799), (2021, 9514939), (2599, 7398881), (3661, 5252579), (4859, 3957541), (5311, 3620729), (6923, 2777653), (7567, 2541257), (12029, 1598611), (14147, 1359277), (18193, 1056983), (22489, 855071), (24581, 782299), (34013, 565363), (37177, 517247), (46483, 413693), (59099, 325381), (84203, 228373), (111757, 172067), (122153, 157423)]