19201530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 48117888

約数和(自身を除く): 28916358

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 67, 82, 123, 134, 201, 205, 233, 246, 335, 402, 410, 466, 615, 670, 699, 1005, 1165, 1230, 1398, 2010, 2330, 2747, 3495, 5494, 6990, 8241, 9553, 13735, 15611, 16482, 19106, 27470, 28659, 31222, 41205, 46833, 47765, 57318, 78055, 82410, 93666, 95530, 143295, 156110, 234165, 286590, 468330, 640051, 1280102, 1920153, 3200255, 3840306, 6400510, 9600765, 19201530]

約数ペア:

[(1, 19201530), (2, 9600765), (3, 6400510), (5, 3840306), (6, 3200255), (10, 1920153), (15, 1280102), (30, 640051), (41, 468330), (67, 286590), (82, 234165), (123, 156110), (134, 143295), (201, 95530), (205, 93666), (233, 82410), (246, 78055), (335, 57318), (402, 47765), (410, 46833), (466, 41205), (615, 31222), (670, 28659), (699, 27470), (1005, 19106), (1165, 16482), (1230, 15611), (1398, 13735), (2010, 9553), (2330, 8241), (2747, 6990), (3495, 5494)]