19525856

素因数分解:

$2^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1429}}^1$

素因数の和:1507

約数の個数: 48

約数和(自身を含む): 44684640

約数和(自身を除く): 25158784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 112, 122, 224, 244, 427, 488, 854, 976, 1429, 1708, 1952, 2858, 3416, 5716, 6832, 10003, 11432, 13664, 20006, 22864, 40012, 45728, 80024, 87169, 160048, 174338, 320096, 348676, 610183, 697352, 1220366, 1394704, 2440732, 2789408, 4881464, 9762928, 19525856]

約数ペア:

[(1, 19525856), (2, 9762928), (4, 4881464), (7, 2789408), (8, 2440732), (14, 1394704), (16, 1220366), (28, 697352), (32, 610183), (56, 348676), (61, 320096), (112, 174338), (122, 160048), (224, 87169), (244, 80024), (427, 45728), (488, 40012), (854, 22864), (976, 20006), (1429, 13664), (1708, 11432), (1952, 10003), (2858, 6832), (3416, 5716)]