19616904

素因数分解:

$2^3\times 3^5\times {\mathrm{10091}}^1$

素因数の和:10112

約数の個数: 48

約数和(自身を含む): 55102320

約数和(自身を除く): 35485416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 10091, 20182, 30273, 40364, 60546, 80728, 90819, 121092, 181638, 242184, 272457, 363276, 544914, 726552, 817371, 1089828, 1634742, 2179656, 2452113, 3269484, 4904226, 6538968, 9808452, 19616904]

約数ペア:

[(1, 19616904), (2, 9808452), (3, 6538968), (4, 4904226), (6, 3269484), (8, 2452113), (9, 2179656), (12, 1634742), (18, 1089828), (24, 817371), (27, 726552), (36, 544914), (54, 363276), (72, 272457), (81, 242184), (108, 181638), (162, 121092), (216, 90819), (243, 80728), (324, 60546), (486, 40364), (648, 30273), (972, 20182), (1944, 10091)]