19923660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{383}}^1$

素因数の和:432

約数の個数: 108

約数和(自身を含む): 64366848

約数和(自身を除く): 44443188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 289, 306, 340, 383, 510, 578, 612, 765, 766, 867, 1020, 1149, 1156, 1445, 1530, 1532, 1734, 1915, 2298, 2601, 2890, 3060, 3447, 3468, 3830, 4335, 4596, 5202, 5745, 5780, 6511, 6894, 7660, 8670, 10404, 11490, 13005, 13022, 13788, 17235, 17340, 19533, 22980, 26010, 26044, 32555, 34470, 39066, 52020, 58599, 65110, 68940, 78132, 97665, 110687, 117198, 130220, 195330, 221374, 234396, 292995, 332061, 390660, 442748, 553435, 585990, 664122, 996183, 1106870, 1171980, 1328244, 1660305, 1992366, 2213740, 3320610, 3984732, 4980915, 6641220, 9961830, 19923660]

約数ペア:

[(1, 19923660), (2, 9961830), (3, 6641220), (4, 4980915), (5, 3984732), (6, 3320610), (9, 2213740), (10, 1992366), (12, 1660305), (15, 1328244), (17, 1171980), (18, 1106870), (20, 996183), (30, 664122), (34, 585990), (36, 553435), (45, 442748), (51, 390660), (60, 332061), (68, 292995), (85, 234396), (90, 221374), (102, 195330), (153, 130220), (170, 117198), (180, 110687), (204, 97665), (255, 78132), (289, 68940), (306, 65110), (340, 58599), (383, 52020), (510, 39066), (578, 34470), (612, 32555), (765, 26044), (766, 26010), (867, 22980), (1020, 19533), (1149, 17340), (1156, 17235), (1445, 13788), (1530, 13022), (1532, 13005), (1734, 11490), (1915, 10404), (2298, 8670), (2601, 7660), (2890, 6894), (3060, 6511), (3447, 5780), (3468, 5745), (3830, 5202), (4335, 4596)]