19690365728

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1804469}}^1$

素因数の和:1804521

約数の個数: 48

約数和(自身を含む): 43653738240

約数和(自身を除く): 23963372512

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 88, 124, 176, 248, 341, 352, 496, 682, 992, 1364, 2728, 5456, 10912, 1804469, 3608938, 7217876, 14435752, 19849159, 28871504, 39698318, 55938539, 57743008, 79396636, 111877078, 158793272, 223754156, 317586544, 447508312, 615323929, 635173088, 895016624, 1230647858, 1790033248, 2461295716, 4922591432, 9845182864, 19690365728]

約数ペア:

[(1, 19690365728), (2, 9845182864), (4, 4922591432), (8, 2461295716), (11, 1790033248), (16, 1230647858), (22, 895016624), (31, 635173088), (32, 615323929), (44, 447508312), (62, 317586544), (88, 223754156), (124, 158793272), (176, 111877078), (248, 79396636), (341, 57743008), (352, 55938539), (496, 39698318), (682, 28871504), (992, 19849159), (1364, 14435752), (2728, 7217876), (5456, 3608938), (10912, 1804469)]