20174760324

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{28711}}^1$

素因数の和:29001

約数の個数: 72

約数和(自身を含む): 51733281600

約数和(自身を除く): 31558521276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 149, 262, 298, 393, 447, 524, 596, 786, 894, 1179, 1341, 1572, 1788, 2358, 2682, 4716, 5364, 19519, 28711, 39038, 57422, 58557, 78076, 86133, 114844, 117114, 172266, 175671, 234228, 258399, 344532, 351342, 516798, 702684, 1033596, 3761141, 4277939, 7522282, 8555878, 11283423, 12833817, 15044564, 17111756, 22566846, 25667634, 33850269, 38501451, 45133692, 51335268, 67700538, 77002902, 135401076, 154005804, 560410009, 1120820018, 1681230027, 2241640036, 3362460054, 5043690081, 6724920108, 10087380162, 20174760324]

約数ペア:

[(1, 20174760324), (2, 10087380162), (3, 6724920108), (4, 5043690081), (6, 3362460054), (9, 2241640036), (12, 1681230027), (18, 1120820018), (36, 560410009), (131, 154005804), (149, 135401076), (262, 77002902), (298, 67700538), (393, 51335268), (447, 45133692), (524, 38501451), (596, 33850269), (786, 25667634), (894, 22566846), (1179, 17111756), (1341, 15044564), (1572, 12833817), (1788, 11283423), (2358, 8555878), (2682, 7522282), (4716, 4277939), (5364, 3761141), (19519, 1033596), (28711, 702684), (39038, 516798), (57422, 351342), (58557, 344532), (78076, 258399), (86133, 234228), (114844, 175671), (117114, 172266)]