18996820928

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{2393}}^1\times {\mathrm{5393}}^1$

素因数の和:7821

約数の個数: 56

約数和(自身を含む): 39359543328

約数和(自身を除く): 20362722400

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 184, 368, 736, 1472, 2393, 4786, 5393, 9572, 10786, 19144, 21572, 38288, 43144, 55039, 76576, 86288, 110078, 124039, 153152, 172576, 220156, 248078, 345152, 440312, 496156, 880624, 992312, 1761248, 1984624, 3522496, 3969248, 7938496, 12905449, 25810898, 51621796, 103243592, 206487184, 296825327, 412974368, 593650654, 825948736, 1187301308, 2374602616, 4749205232, 9498410464, 18996820928]

約数ペア:

[(1, 18996820928), (2, 9498410464), (4, 4749205232), (8, 2374602616), (16, 1187301308), (23, 825948736), (32, 593650654), (46, 412974368), (64, 296825327), (92, 206487184), (184, 103243592), (368, 51621796), (736, 25810898), (1472, 12905449), (2393, 7938496), (4786, 3969248), (5393, 3522496), (9572, 1984624), (10786, 1761248), (19144, 992312), (21572, 880624), (38288, 496156), (43144, 440312), (55039, 345152), (76576, 248078), (86288, 220156), (110078, 172576), (124039, 153152)]