20539722

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3677}}^1$

素因数の和:3715

約数の個数: 48

約数和(自身を含む): 50315040

約数和(自身を除く): 29775318

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 399, 798, 931, 1862, 2793, 3677, 5586, 7354, 11031, 22062, 25739, 51478, 69863, 77217, 139726, 154434, 180173, 209589, 360346, 419178, 489041, 540519, 978082, 1081038, 1467123, 2934246, 3423287, 6846574, 10269861, 20539722]

約数ペア:

[(1, 20539722), (2, 10269861), (3, 6846574), (6, 3423287), (7, 2934246), (14, 1467123), (19, 1081038), (21, 978082), (38, 540519), (42, 489041), (49, 419178), (57, 360346), (98, 209589), (114, 180173), (133, 154434), (147, 139726), (266, 77217), (294, 69863), (399, 51478), (798, 25739), (931, 22062), (1862, 11031), (2793, 7354), (3677, 5586)]