19811664

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{8093}}^1$

素因数の和:8124

約数の個数: 60

約数和(自身を含む): 58713876

約数和(自身を除く): 38902212

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 306, 408, 612, 816, 1224, 2448, 8093, 16186, 24279, 32372, 48558, 64744, 72837, 97116, 129488, 137581, 145674, 194232, 275162, 291348, 388464, 412743, 550324, 582696, 825486, 1100648, 1165392, 1238229, 1650972, 2201296, 2476458, 3301944, 4952916, 6603888, 9905832, 19811664]

約数ペア:

[(1, 19811664), (2, 9905832), (3, 6603888), (4, 4952916), (6, 3301944), (8, 2476458), (9, 2201296), (12, 1650972), (16, 1238229), (17, 1165392), (18, 1100648), (24, 825486), (34, 582696), (36, 550324), (48, 412743), (51, 388464), (68, 291348), (72, 275162), (102, 194232), (136, 145674), (144, 137581), (153, 129488), (204, 97116), (272, 72837), (306, 64744), (408, 48558), (612, 32372), (816, 24279), (1224, 16186), (2448, 8093)]