19210408

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1187}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 43765920

約数和(自身を除く): 24555512

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 289, 476, 578, 952, 1156, 1187, 2023, 2312, 2374, 4046, 4748, 8092, 8309, 9496, 16184, 16618, 20179, 33236, 40358, 66472, 80716, 141253, 161432, 282506, 343043, 565012, 686086, 1130024, 1372172, 2401301, 2744344, 4802602, 9605204, 19210408]

約数ペア:

[(1, 19210408), (2, 9605204), (4, 4802602), (7, 2744344), (8, 2401301), (14, 1372172), (17, 1130024), (28, 686086), (34, 565012), (56, 343043), (68, 282506), (119, 161432), (136, 141253), (238, 80716), (289, 66472), (476, 40358), (578, 33236), (952, 20179), (1156, 16618), (1187, 16184), (2023, 9496), (2312, 8309), (2374, 8092), (4046, 4748)]