20176517844

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{523}}^1\times {\mathrm{153089}}^1$

素因数の和:153629

約数の個数: 72

約数和(自身を含む): 58399548480

約数和(自身を除く): 38223030636

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 523, 1046, 1569, 2092, 3138, 3661, 4707, 6276, 7322, 9414, 10983, 14644, 18828, 21966, 32949, 43932, 65898, 131796, 153089, 306178, 459267, 612356, 918534, 1071623, 1377801, 1837068, 2143246, 2755602, 3214869, 4286492, 5511204, 6429738, 9644607, 12859476, 19289214, 38578428, 80065547, 160131094, 240196641, 320262188, 480393282, 560458829, 720589923, 960786564, 1120917658, 1441179846, 1681376487, 2241835316, 2882359692, 3362752974, 5044129461, 6725505948, 10088258922, 20176517844]

約数ペア:

[(1, 20176517844), (2, 10088258922), (3, 6725505948), (4, 5044129461), (6, 3362752974), (7, 2882359692), (9, 2241835316), (12, 1681376487), (14, 1441179846), (18, 1120917658), (21, 960786564), (28, 720589923), (36, 560458829), (42, 480393282), (63, 320262188), (84, 240196641), (126, 160131094), (252, 80065547), (523, 38578428), (1046, 19289214), (1569, 12859476), (2092, 9644607), (3138, 6429738), (3661, 5511204), (4707, 4286492), (6276, 3214869), (7322, 2755602), (9414, 2143246), (10983, 1837068), (14644, 1377801), (18828, 1071623), (21966, 918534), (32949, 612356), (43932, 459267), (65898, 306178), (131796, 153089)]